203430400

素因数分解:

$2^9\times 5^2\times {\mathrm{23}}^1\times {\mathrm{691}}^1$

素因数の和:742

約数の個数: 120

約数和(自身を含む): 526689504

約数和(自身を除く): 323259104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 32, 40, 46, 50, 64, 80, 92, 100, 115, 128, 160, 184, 200, 230, 256, 320, 368, 400, 460, 512, 575, 640, 691, 736, 800, 920, 1150, 1280, 1382, 1472, 1600, 1840, 2300, 2560, 2764, 2944, 3200, 3455, 3680, 4600, 5528, 5888, 6400, 6910, 7360, 9200, 11056, 11776, 12800, 13820, 14720, 15893, 17275, 18400, 22112, 27640, 29440, 31786, 34550, 36800, 44224, 55280, 58880, 63572, 69100, 73600, 79465, 88448, 110560, 127144, 138200, 147200, 158930, 176896, 221120, 254288, 276400, 294400, 317860, 353792, 397325, 442240, 508576, 552800, 635720, 794650, 884480, 1017152, 1105600, 1271440, 1589300, 1768960, 2034304, 2211200, 2542880, 3178600, 4068608, 4422400, 5085760, 6357200, 8137216, 8844800, 10171520, 12714400, 20343040, 25428800, 40686080, 50857600, 101715200, 203430400]

約数ペア:

[(1, 203430400), (2, 101715200), (4, 50857600), (5, 40686080), (8, 25428800), (10, 20343040), (16, 12714400), (20, 10171520), (23, 8844800), (25, 8137216), (32, 6357200), (40, 5085760), (46, 4422400), (50, 4068608), (64, 3178600), (80, 2542880), (92, 2211200), (100, 2034304), (115, 1768960), (128, 1589300), (160, 1271440), (184, 1105600), (200, 1017152), (230, 884480), (256, 794650), (320, 635720), (368, 552800), (400, 508576), (460, 442240), (512, 397325), (575, 353792), (640, 317860), (691, 294400), (736, 276400), (800, 254288), (920, 221120), (1150, 176896), (1280, 158930), (1382, 147200), (1472, 138200), (1600, 127144), (1840, 110560), (2300, 88448), (2560, 79465), (2764, 73600), (2944, 69100), (3200, 63572), (3455, 58880), (3680, 55280), (4600, 44224), (5528, 36800), (5888, 34550), (6400, 31786), (6910, 29440), (7360, 27640), (9200, 22112), (11056, 18400), (11776, 17275), (12800, 15893), (13820, 14720)]